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新型防屈曲耗能支撑的设计、试验及其减震性能研究

, PP. 49-53

Keywords: 防屈曲耗能支撑,有限元分析,足尺试验,非线性动力时程分析,减震性能

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Abstract:

设计制作了一种新型全钢、装配式的防屈曲耗能支撑(BRB),给出了主要的理论计算公式,采用有限元方法对其工作过程和机理进行数值模拟并进行了足尺实验研究,最后,将这种装置安装到框架结构,基于非线性动力时程分析评估其减震性能。研究结果表明了简化计算和有限元分析在产品初步设计中的有效性;防屈曲耗能支撑明显减小了结构动力响应,提高了结构的抗震安全性。

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